TWI444221B - Filter medium and its manufacturing method and filter unit - Google Patents
Filter medium and its manufacturing method and filter unit Download PDFInfo
- Publication number
- TWI444221B TWI444221B TW097143826A TW97143826A TWI444221B TW I444221 B TWI444221 B TW I444221B TW 097143826 A TW097143826 A TW 097143826A TW 97143826 A TW97143826 A TW 97143826A TW I444221 B TWI444221 B TW I444221B
- Authority
- TW
- Taiwan
- Prior art keywords
- fiber
- filter medium
- substrate
- fibers
- filter
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 26
- 239000000835 fiber Substances 0.000 claims description 244
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 113
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 113
- 239000000463 material Substances 0.000 claims description 82
- 239000000758 substrate Substances 0.000 claims description 74
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 69
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 69
- 239000004745 nonwoven fabric Substances 0.000 claims description 60
- 239000012528 membrane Substances 0.000 claims description 54
- 239000004698 Polyethylene Substances 0.000 claims description 39
- 229920000573 polyethylene Polymers 0.000 claims description 39
- 229920000098 polyolefin Polymers 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 32
- 239000002245 particle Substances 0.000 claims description 24
- 238000009823 thermal lamination Methods 0.000 claims description 14
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 claims description 13
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 claims description 13
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- -1 polytetrafluoroethylene Polymers 0.000 claims description 10
- 229920000728 polyester Polymers 0.000 claims description 9
- 239000011159 matrix material Substances 0.000 claims description 7
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 4
- 238000000151 deposition Methods 0.000 claims description 3
- 210000000170 cell membrane Anatomy 0.000 claims description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 claims 1
- 239000010410 layer Substances 0.000 description 116
- 230000000052 comparative effect Effects 0.000 description 11
- 230000035699 permeability Effects 0.000 description 11
- 238000003475 lamination Methods 0.000 description 10
- 238000005304 joining Methods 0.000 description 8
- 239000003365 glass fiber Substances 0.000 description 7
- 230000002209 hydrophobic effect Effects 0.000 description 7
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 239000012790 adhesive layer Substances 0.000 description 5
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 5
- 239000000543 intermediate Substances 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 229920001155 polypropylene Polymers 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 238000009864 tensile test Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229920001410 Microfiber Polymers 0.000 description 1
- 229920006361 Polyflon Polymers 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000003658 microfiber Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 238000009751 slip forming Methods 0.000 description 1
- 238000004901 spalling Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1692—Other shaped material, e.g. perforated or porous sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/12—Composite membranes; Ultra-thin membranes
- B01D69/1214—Chemically bonded layers, e.g. cross-linking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/30—Polyalkenyl halides
- B01D71/32—Polyalkenyl halides containing fluorine atoms
- B01D71/36—Polytetrafluoroethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
- B01D2239/0654—Support layers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Laminated Bodies (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007295815 | 2007-11-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200936219A TW200936219A (en) | 2009-09-01 |
TWI444221B true TWI444221B (zh) | 2014-07-11 |
Family
ID=40638710
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW097143826A TWI444221B (zh) | 2007-11-14 | 2008-11-13 | Filter medium and its manufacturing method and filter unit |
Country Status (6)
Country | Link |
---|---|
US (1) | US8900351B2 (ja) |
EP (1) | EP2221096B1 (ja) |
JP (2) | JP5608323B2 (ja) |
CN (2) | CN104841204B (ja) |
TW (1) | TWI444221B (ja) |
WO (1) | WO2009063861A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI657852B (zh) * | 2015-05-07 | 2019-05-01 | 日商日東電工股份有限公司 | Filter media and filter unit |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8118910B2 (en) * | 2009-03-23 | 2012-02-21 | General Electric Company | Layered filtration membrane and methods of making same |
WO2011011620A1 (en) | 2009-07-22 | 2011-01-27 | Donaldson Company, Inc. | Filter media construction using ptfe film and carbon web for hepa efficiency and odor control |
DE102010011512A1 (de) * | 2010-03-12 | 2011-09-15 | Mann+Hummel Gmbh | Filtermedium eines Filterelements, Filterelement und Verfahren zur Herstellung eines Filtermediums |
JP5012990B2 (ja) * | 2010-06-17 | 2012-08-29 | ダイキン工業株式会社 | 多孔膜を備える濾材、その製造方法、フィルタパック、ならびにフィルタユニット |
EP2752230B1 (en) * | 2011-08-31 | 2016-12-21 | Daikin Industries, Ltd. | Filter medium for air filter, air filter unit, and method for producing filter medium for air filter |
JP6222625B2 (ja) * | 2012-02-16 | 2017-11-01 | 富士フイルム株式会社 | 複合型分離膜、それを用いた分離膜モジュール |
JP5917944B2 (ja) * | 2012-02-23 | 2016-05-18 | 日東電工株式会社 | 混紡不織布、フィルタ濾材およびフィルタユニット |
CN103566658B (zh) * | 2012-07-19 | 2015-04-22 | 苏州托普斯环保科技有限公司 | 一种膜复合过滤材料及其加工工艺 |
FR2997868A1 (fr) * | 2012-11-13 | 2014-05-16 | Mecaplast Sa | Procede de fabrication d'un filtre |
JP2015136679A (ja) * | 2014-01-24 | 2015-07-30 | 日本バイリーン株式会社 | フィルタエレメント |
CN106165040B (zh) * | 2014-04-04 | 2019-01-22 | 东洋纺株式会社 | 驻极体 |
EP3159164B1 (en) | 2014-06-18 | 2020-04-29 | Toray Industries, Inc. | Laminate and production method therefor |
CN105879698A (zh) * | 2014-10-30 | 2016-08-24 | 杭州安普鲁薄膜科技有限公司 | 一种防霉膜 |
CN104385697A (zh) * | 2014-11-14 | 2015-03-04 | 宁波摩尔森膜环保科技有限公司 | 复合气体过滤膜 |
WO2016104589A1 (ja) * | 2014-12-26 | 2016-06-30 | ダイキン工業株式会社 | エアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエアフィルタ用濾材の製造方法 |
JP6115596B2 (ja) * | 2014-12-26 | 2017-04-19 | ダイキン工業株式会社 | エアフィルタ用濾材、フィルタパック、エアフィルタユニット、およびエアフィルタ用濾材の製造方法 |
KR102022225B1 (ko) * | 2015-02-13 | 2019-09-17 | 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 | 벤팅 장치 |
JP6725311B2 (ja) | 2015-05-07 | 2020-07-15 | 日東電工株式会社 | フィルタ濾材及びフィルタユニット |
JP6530638B2 (ja) * | 2015-05-20 | 2019-06-12 | 株式会社幹細胞&デバイス研究所 | 細胞培養担体及びこれを備える細胞シート |
CN105169967A (zh) * | 2015-07-16 | 2015-12-23 | 湖州科富拉膜技术有限公司 | 一种玻璃纤维筒状复合滤料拉膜 |
JP6816938B2 (ja) * | 2015-07-27 | 2021-01-20 | 日東電工株式会社 | 撥油性が付与された通気フィルタ |
CN108136298B (zh) * | 2015-10-02 | 2020-08-28 | 东洋纺株式会社 | 驻极体和驻极体滤材 |
JP2017133120A (ja) * | 2016-01-27 | 2017-08-03 | パナソニックIpマネジメント株式会社 | 不織布、ならびにそれを具備する集塵フィルタ、微生物または生物組織の培地、およびコスメティック用品 |
CN108534286B (zh) * | 2016-02-17 | 2020-08-07 | 株式会社优霓思 | 换气调节器 |
JP6372507B2 (ja) * | 2016-03-11 | 2018-08-15 | ダイキン工業株式会社 | エアフィルタ用濾材、エアフィルタユニット、およびエアフィルタ用濾材の製造方法 |
JP6673230B2 (ja) * | 2017-01-12 | 2020-03-25 | ダイキン工業株式会社 | エアフィルタ濾材 |
CN107008057A (zh) * | 2017-04-19 | 2017-08-04 | 天津大学 | 一种可清洗的三维复合滤料 |
WO2018226076A2 (ko) * | 2017-06-09 | 2018-12-13 | 주식회사 아모그린텍 | 필터여재, 이의 제조방법 및 이를 포함하는 필터유닛 |
KR101927831B1 (ko) * | 2017-11-15 | 2018-12-11 | 김창용 | 벤딩가능한 플렉시블 멤브레인 평막 모듈 및 그의 제조방법 |
KR102673198B1 (ko) | 2017-11-15 | 2024-06-07 | 주식회사 아모그린텍 | 그라파이트-고분자 복합재 제조용 조성물 및 이를 통해 구현된 그라파이트-고분자 복합재 |
JP6941559B2 (ja) * | 2017-12-28 | 2021-09-29 | 株式会社クボタ | 膜エレメントおよび膜分離機器 |
WO2019184099A1 (en) * | 2018-03-27 | 2019-10-03 | Focus Industries Limited | Nanomaterial including nanofibers and beads for hepa air filter media |
CN112218696B (zh) * | 2018-06-01 | 2022-12-30 | 日东电工株式会社 | 过滤器滤材和具备该过滤器滤材的过滤器单元 |
CN112261980A (zh) | 2018-06-01 | 2021-01-22 | 日东电工株式会社 | 过滤器滤材和具备该过滤器滤材的过滤器单元 |
CN109183279A (zh) * | 2018-08-23 | 2019-01-11 | 重庆再升科技股份有限公司 | 一种用于与聚四氟乙烯薄膜复合的无纺布及其制备方法和形成的聚四氟乙烯复合材料 |
JP7228360B2 (ja) * | 2018-10-12 | 2023-02-24 | 株式会社クボタ | 膜エレメントおよび膜分離機器 |
JP7228361B2 (ja) * | 2018-10-17 | 2023-02-24 | 株式会社クボタ | 膜エレメントの製造方法 |
WO2021070257A1 (ja) * | 2019-10-08 | 2021-04-15 | 進和テック株式会社 | 集塵ろ布及びバグフィルタ |
CN113652800B (zh) * | 2021-08-18 | 2022-08-23 | 浙江冠诚科技有限公司 | 一种超柔软双组分防水透气无纺布及其生产工艺 |
Family Cites Families (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3266223A (en) * | 1961-10-06 | 1966-08-16 | Sinclair Research Inc | Diffusion apparatus |
US3695967A (en) * | 1970-12-16 | 1972-10-03 | Stevens & Co Inc J P | Method of preparing air-permeable laminate |
GB8503749D0 (en) * | 1985-02-14 | 1985-03-20 | Craig Med Prod Ltd | Gas filter |
US4907536A (en) * | 1987-03-03 | 1990-03-13 | Chrisler Tanner S | Isolating container for live animals |
US4808467A (en) * | 1987-09-15 | 1989-02-28 | James River Corporation Of Virginia | High strength hydroentangled nonwoven fabric |
US4950531A (en) * | 1988-03-18 | 1990-08-21 | Kimberly-Clark Corporation | Nonwoven hydraulically entangled non-elastic web and method of formation thereof |
US4983434A (en) | 1989-04-07 | 1991-01-08 | W. L. Gore & Associates, Inc. | Filter laminates |
JP3062951B2 (ja) * | 1990-06-08 | 2000-07-12 | ジャパンゴアテックス株式会社 | フィルターおよびその成形法 |
JPH06311A (ja) * | 1992-06-22 | 1994-01-11 | Japan Gore Tex Inc | ろ過材料 |
JP3242208B2 (ja) * | 1993-06-03 | 2001-12-25 | 日本バイリーン株式会社 | エアクリーナー用濾材 |
US5507847A (en) | 1994-07-29 | 1996-04-16 | W. L. Gore & Associates, Inc. | ULPA filter |
JP3201168B2 (ja) * | 1994-09-28 | 2001-08-20 | 東レ株式会社 | フィルター基材およびその製造方法 |
JP3550810B2 (ja) | 1995-07-06 | 2004-08-04 | チッソ株式会社 | 複合化不織布及びその製造法 |
JPH0939011A (ja) * | 1995-07-27 | 1997-02-10 | Sumitomo Chem Co Ltd | 表皮貼合多孔性繊維強化熱可塑性樹脂成形体成形用金型およびこれを用いる表皮貼合多孔性繊維強化熱可塑性樹脂成形体の製造方法 |
JP3570580B2 (ja) * | 1995-07-27 | 2004-09-29 | Jfeケミカル株式会社 | 繊維強化熱可塑性樹脂成形体の製造方法 |
TW438679B (en) * | 1996-08-09 | 2001-06-07 | Daikin Ind Ltd | Filter medium and air filter unit using the same |
JPH1180397A (ja) | 1997-07-16 | 1999-03-26 | Nitto Denko Corp | ポリテトラフルオロエチレン多孔質膜およびその製造方法 |
US6110249A (en) * | 1999-03-26 | 2000-08-29 | Bha Technologies, Inc. | Filter element with membrane and bicomponent substrate |
US6372004B1 (en) * | 1999-07-08 | 2002-04-16 | Airflo Europe N.V. | High efficiency depth filter and methods of forming the same |
US6554881B1 (en) * | 1999-10-29 | 2003-04-29 | Hollingsworth & Vose Company | Filter media |
US20010047721A1 (en) * | 2000-05-03 | 2001-12-06 | Scanlon John J. | Vacuum collection bag and method of operation |
JP5051944B2 (ja) | 2001-03-16 | 2012-10-17 | 日東電工株式会社 | エアフィルタ用濾材およびその製造方法 |
JP2002370020A (ja) * | 2001-06-13 | 2002-12-24 | Nitto Denko Corp | タービン用吸気フィルタ濾材およびその使用方法と製造方法 |
EP1266681B1 (en) | 2001-06-13 | 2013-12-25 | Nitto Denko Corporation | Filter medium for turbine and methods of using and producing the same |
KR100561762B1 (ko) * | 2001-06-21 | 2006-03-16 | 다이킨 고교 가부시키가이샤 | 부직포 및 그것을 이용한 적층체 및 끈형상체 |
GB0120094D0 (en) | 2001-08-17 | 2001-10-10 | Madison Filter 981 Ltd | Heat stable filter construction |
AU2003234825A1 (en) * | 2002-05-20 | 2003-12-02 | Toyo Boseki Kabushiki Kaisha | Wrought fiber sheet and filter unit |
JP4226372B2 (ja) * | 2003-04-04 | 2009-02-18 | 呉羽テック株式会社 | キャニスターフィルタ用不織布 |
JP2005095803A (ja) * | 2003-09-25 | 2005-04-14 | Nitto Denko Corp | エアフィルタ用濾材およびそれを用いたエアフィルタユニット |
JP2005253711A (ja) | 2004-03-12 | 2005-09-22 | Nitto Denko Corp | 掃除機用エアフィルタ濾材およびそれを用いた掃除機用エアフィルタユニット |
JP2005279555A (ja) * | 2004-03-30 | 2005-10-13 | Nitto Denko Corp | エアフィルタ濾材、その使用方法、およびそれを用いたエアフィルタユニット |
ES2375400T3 (es) * | 2004-08-02 | 2012-02-29 | Toray Industries, Inc. | Lámina similar a la piel y procedimiento para la producción de la misma. |
JP2006062239A (ja) * | 2004-08-27 | 2006-03-09 | Sanki Kogyo Kk | 繊維ボードの製造方法及び繊維ボード |
JP2006081779A (ja) | 2004-09-17 | 2006-03-30 | Kinsei Seishi Kk | 食品抽出用合繊エアレイドシート |
JP4521718B2 (ja) | 2004-09-17 | 2010-08-11 | 金星製紙株式会社 | 食品抽出用複合エアレイドシート |
JP4539908B2 (ja) | 2004-09-17 | 2010-09-08 | 金星製紙株式会社 | 食品抽出用合繊エアレイド複合シート |
ES2290614T3 (es) * | 2004-12-23 | 2008-02-16 | W.L. GORE & ASSOCIATES GMBH | Filtro para la entrada de aire de una turbina. |
JP4884682B2 (ja) * | 2005-03-03 | 2012-02-29 | Jnc株式会社 | 吸収体用拡散シート |
JP4671741B2 (ja) | 2005-04-13 | 2011-04-20 | 金星製紙株式会社 | 吸湿性不織布 |
JP2007075739A (ja) * | 2005-09-14 | 2007-03-29 | Nitto Denko Corp | フィルターユニットおよびフィルター濾材の使用方法 |
JP4919254B2 (ja) * | 2005-10-07 | 2012-04-18 | アンビック株式会社 | 複合プリーツフィルター |
JP4979407B2 (ja) * | 2006-02-20 | 2012-07-18 | 日本バイリーン株式会社 | 多層シート及びその製造方法 |
JP5425388B2 (ja) | 2007-10-19 | 2014-02-26 | 日本ゴア株式会社 | エアフィルター及びこのエアフィルターを用いた掃除機用エアフィルター |
US20120053547A1 (en) * | 2010-08-31 | 2012-03-01 | Karyn Clare Schroeder | Absorbent Composite With A Resilient Coform Layer |
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2008
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Publication number | Priority date | Publication date | Assignee | Title |
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TWI657852B (zh) * | 2015-05-07 | 2019-05-01 | 日商日東電工股份有限公司 | Filter media and filter unit |
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US20100269464A1 (en) | 2010-10-28 |
CN104841204B (zh) | 2017-07-18 |
CN104841204A (zh) | 2015-08-19 |
JP2014030825A (ja) | 2014-02-20 |
EP2221096A1 (en) | 2010-08-25 |
WO2009063861A1 (ja) | 2009-05-22 |
JP6017402B2 (ja) | 2016-11-02 |
JP2009136863A (ja) | 2009-06-25 |
EP2221096B1 (en) | 2017-03-22 |
TW200936219A (en) | 2009-09-01 |
EP2221096A4 (en) | 2011-08-31 |
JP5608323B2 (ja) | 2014-10-15 |
CN101861195A (zh) | 2010-10-13 |
US8900351B2 (en) | 2014-12-02 |
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